package com.example.demo.mapper;

import com.example.demo.model.BookInfo;
import com.example.demo.model.PageRequest;
import com.example.demo.model.PageResult;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

import java.util.List;

@Mapper
public interface BookInfoMapper {
    @Insert("insert into book_info (book_name, author, count, price, publish, status)" +
            " values(#{bookName}, #{author}, #{count}, #{price}, #{publish}, #{status})")
    Integer insertBook(BookInfo bookInfo);

    @Select("select count(1) from book_info where status <> 0")
    Integer total();

    @Select("select * from book_info where status <> 0 order by id desc limit #{offset}, #{pageSize}")
    List<BookInfo> queryBookList(PageRequest pageRequest);

    @Select("select id, book_name, author, count, price, publish, `status`, create_time, update_time" +
            " from book_info where id = #{id} and `status` <> 0")
    BookInfo queryBookById(Integer id);

    Integer updateBook(BookInfo bookInfo);

    Integer batchDelete(List<Integer> ids);
}
